1.Sufficient content: You will receive 30 pieces of wave style curlers in different colors and with 2 styling hooks for applying the curlers;If you are not sure whether the curlers are suitable for you, you can send us a photo showing your hair length.We can help you confirm whether it fits or not 2.Safe and Flexible: Our no heat curlers are made of high quality materials for safe and long lasting use, easy to control, make your entire head of hair in 5 minutes, use all ages and hair types from thin, straight to thick hair, make hairbeautiful waves or curls without damaging the hair, convenient to use even while sleeping;Hair must be wet; it is best not to heat it above 100 °C 3.No Heat Damage: A beautiful alternative to using heated styling irons, this heat-free spiral curler creates delicate curls and waves without damaging your hair.It is suitable for dry or wet hair, long or short hair, thin or thick hair, a DIY solution for your favorite wavy hairstyle;Abuse can damage hair;When pulling out the curling iron, please do not use too much force, but gently pull it out in the direction 4.Effortless Application: Take a section of your hair about 1 inch wide, while your hair is wet, slide the curler through the slot onto the hook, the hair is then pulled into the curler with the hook, let the curlers aboutOn your hair for 1 minute 15 - 20 minutes until completely dry (air dry or with a hair dryer);Remove the curlers, press and open the top, and then gently pull the curler 5.Practical tools: The wave rollers are good for women and girls to DIY their hairstyles.You will love this curly hair when you wake up, also suitable for dancing and cheering. You can also put them in a ponytail, curls last for days;Notes: Thick hair may require more curlers.Most customers charge an average of 10 to 20 curlers per head depending on hair thickness